Hand-held electronically controlled injection device for injecting liquid medications

摘要

A hand-held, electronically controlled injection device ( 1 ) for injecting preset doses of liquid medications, having a housing ( 2 ) for receiving a cartridge ( 4 ) containing the liquid medication and having a contact surface ( 16 ) for contacting a patient's skin; and actuator elements ( 41 ) for moving the cartridge ( 4 ) within the housing ( 2 ) to and from the contact surface ( 16 ).